In Virginia what practice is illegal when towing a person on water skis or any other device behind a vessel?

In Virginia, it is illegal to tow a person on water skis or any other device behind a vessel without an observer on board. The law requires that there be a competent observer, in addition to the operator of the vessel, to keep an eye on the person being towed. This regulation is in place to ensure the safety of the individual being towed. Violating this law can result in penalties.